Tightening Torques; General Tightening Torque Specifications - Yamaha R15 2022 Service Manual

EAS20017

TIGHTENING TORQUES

EAS30002
GENERAL TIGHTENING TORQUE
SPECIFICATIONS
This chart specifies tightening torques for stan-
dard fasteners with a standard ISO thread pitch.
Tightening torque specifications for special com-
ponents or assemblies are provided for each
chapter of this manual. To avoid warpage, tight-
en multi-fastener assemblies in a crisscross pat-
tern and progressive stages until the specified
tightening torque is reached. Unless otherwise
specified, tightening torque specifications re-
quire clean, dry threads. Components should be
at room temperature.
A. Distance between flats
B. Outside thread diameter
A (nut) B (bolt)
10 mm 6 mm
12 mm 8 mm
14 mm 10 mm
17 mm 12 mm
19 mm 14 mm
22 mm 16 mm
TIGHTENING TORQUES
General tightening
torques
N·m kgf·m lb·ft
0.6 4.4
6
1.5 11
15
30 3.0 22
55 5.5 41
85 8.5 63
130 13.0 96
2-10
SPEC